Mathway | Popular Problems

Popular Problems

Rank	Topic	Problem	Formatted Problem
2201	Simplify	tan(180)	$\tan (180)$
2202	Simplify	tan(x+pi/4)	$\tan (x + \frac{π}{4})$
2203	Simplify	tan(x)cos(x)csc(x)	$\tan (x) \cos (x) \csc (x)$
2204	Simplify	tan(a)	$\tan (a)$
2205	Simplify	tan(arccos(x))	$\tan (\arccos (x))$
2206	Simplify	tan((7pi)/4)	$\tan (\frac{7 π}{4})$
2207	Simplify	tan((5pi)/4)	$\tan (\frac{5 π}{4})$
2208	Simplify	tan(22.5)	$\tan (22.5)$
2209	Simplify	sin(35)	$\sin (35)$
2210	Simplify	sin(x)+cos(x)*cot(x)	$\sin (x) + \cos (x) \cdot \cot (x)$
2211	Simplify	sin(x+pi)	$\sin (x + π)$
2212	Simplify	sin(x)sin(x)	$\sin (x) \sin (x)$
2213	Simplify	sin(arctan(u))	$\sin (\arctan (u))$
2214	Simplify	sin(pi-x)	$\sin (π - x)$
2215	Simplify	(- square root of 3+i)^6	${(- \sqrt{3} + i)}^{6}$
2216	Simplify	2sin(x)	$2 \sin (x)$
2217	Simplify	sin(2a)	$\sin (2 a)$
2218	Simplify	sin(2x)+cos(x)	$\sin (2 x) + \cos (x)$
2219	Simplify	sin(165)	$\sin (165)$
2220	Simplify	sin(pi/12)cos((2pi)/3)+cos(pi/12)sin((2pi)/3)	$\sin (\frac{π}{12}) \cos (\frac{2 π}{3}) + \cos (\frac{π}{12}) \sin (\frac{2 π}{3})$
2221	Simplify	sin(arccos(x))	$\sin (\arccos (x))$
2222	Simplify	sin(arccsc(u))	$\sin (arccsc (u))$
2223	Simplify	sin((11pi)/6)	$\sin (\frac{11 π}{6})$
2224	Simplify	sec(x)csc(x)	$\sec (x) \csc (x)$
2225	Simplify	sin(x)*cos(x)	$\sin (x) \cdot \cos (x)$
2226	Simplify	sin(x)(csc(x)-sin(x))	$\sin (x) (\csc (x) - \sin (x))$
2227	Simplify	sec(x)tan(x)cos(x)	$\sec (x) \tan (x) \cos (x)$
2228	Simplify	csc(x)-1/(csc(x))	$\csc (x) - \frac{1}{\csc (x)}$
2229	Simplify	csc(x)-csc(x)cos(x)^2	$\csc (x) - \csc (x) \cos^{2} (x)$
2230	Simplify	csc(30)	$\csc (30)$
2231	Simplify	sec(150)	$\sec (150)$
2232	Simplify	sec(45)	$\sec (45)$
2233	Simplify	cos(3pi)	$\cos (3 π)$
2234	Simplify	cos(90)	$\cos (90)$
2235	Simplify	cos(4x)-cos(2x)	$\cos (4 x) - \cos (2 x)$
2236	Simplify	cos(arcsin(2x))	$\cos (\arcsin (2 x))$
2237	Simplify	cot(pi/2-x)cos(x)	$\cot (\frac{π}{2} - x) \cos (x)$
2238	Simplify	cos(x)cot(x)+sin(x)	$\cos (x) \cot (x) + \sin (x)$
2239	Simplify	sin(arctan(-( square root of 3)/3))	$\sin (\arctan (- \frac{\sqrt{3}}{3}))$
2240	Simplify	cos(arcsin(( square root of 3)/2))	$\cos (\arcsin (\frac{\sqrt{3}}{2}))$
2241	Simplify	cot(arctan(x/( square root of 3)))	$\cot (\arctan (\frac{x}{\sqrt{3}}))$
2242	Simplify	arccos(- square root of 2/2)	$\arccos (- \sqrt{\frac{2}{2}})$
2243	Find the Other Trig Values in Quadrant I	csc(x)=3/2	$\csc (x) = \frac{3}{2}$
2244	Find the Other Trig Values in Quadrant I	csc(x)=6	$\csc (x) = 6$
2245	Find the Other Trig Values in Quadrant I	csc(x)=4	$\csc (x) = 4$
2246	Find the Other Trig Values in Quadrant I	cos(x)=1/4	$\cos (x) = \frac{1}{4}$
2247	Find the Other Trig Values in Quadrant I	cos(x)=12/13	$\cos (x) = \frac{12}{13}$
2248	Find the Other Trig Values in Quadrant I	tan(x)=7/24	$\tan (x) = \frac{7}{24}$
2249	Evaluate	cot(45 degrees )	$\cot (45 °)$
2250	Find the Exact Value	arccsc(-1)	$arccsc (- 1)$
2251	Find the Other Trig Values in Quadrant III	sin(x)=-1/3	$\sin (x) = - \frac{1}{3}$
2252	Find the Other Trig Values in Quadrant III	cos(theta)=-5/13	$\cos (θ) = - \frac{5}{13}$
2253	Find the Other Trig Values in Quadrant IV	sin(x)=-7/25	$\sin (x) = - \frac{7}{25}$
2254	Find All Complex Number Solutions	z=7i	$z = 7 i$
2255	Solve for x	sin(x)+cos(x) = square root of 2	$\sin (x) + \cos (x) = \sqrt{2}$
2256	Solve for x	sin(2x)-cos(x)=0	$\sin (2 x) - \cos (x) = 0$
2257	Solve for x	sin(3x)=1/2	$\sin (3 x) = \frac{1}{2}$
2258	Solve for x	sin(3x+13)=cos(4x)	$\sin (3 x + 13) = \cos (4 x)$
2259	Solve for x	sec(x)csc(x)=2csc(x)	$\sec (x) \csc (x) = 2 \csc (x)$
2260	Solve for x	sin(x)=sin(2x)	$\sin (x) = \sin (2 x)$
2261	Solve for x	cot(x)=-1	$\cot (x) = - 1$
2262	Solve for x	csc(x)=-1	$\csc (x) = - 1$
2263	Solve for x	cos(3x)=0	$\cos (3 x) = 0$
2264	Solve for x	cos(52)=19/x	$\cos (52) = \frac{19}{x}$
2265	Solve for x	2sin(2x)+ square root of 3=0	$2 \sin (2 x) + \sqrt{3} = 0$
2266	Solve for x	2sin(x)+csc(x)=0	$2 \sin (x) + \csc (x) = 0$
2267	Solve for x	3csc(x)^2=4	$3 \csc^{2} (x) = 4$
2268	Solve for x	2sin(x)^2-3sin(x)+1=0	$2 \sin^{2} (x) - 3 \sin (x) + 1 = 0$
2269	Solve for x	sec(x)^2-sec(x)=2	$\sec^{2} (x) - \sec (x) = 2$
2270	Solve for x	cos(x)=( square root of 2)/2	$\cos (x) = \frac{\sqrt{2}}{2}$
2271	Solve for x	tan(x)^2-1/3=0	$\tan^{2} (x) - \frac{1}{3} = 0$
2272	Solve for x	-4x+y=0	$- 4 x + y = 0$
2273	Solve for x	log base 5 of 25=x	$\log_{5} (25) = x$
2274	Solve for x	(e^x+e^(-x))/3=10	$\frac{e^{x} + e^{- x}}{3} = 10$
2275	Solve for ?	2sin(x)+ square root of 3=0	$2 \sin (x) + \sqrt{3} = 0$
2276	Solve for ?	2cos(2x)-1=0	$2 \cos (2 x) - 1 = 0$
2277	Solve for ?	2sin(x)+5=4	$2 \sin (x) + 5 = 4$
2278	Solve for ?	2sin(x)cos(x)+cos(x)=0	$2 \sin (x) \cos (x) + \cos (x) = 0$
2279	Solve for ?	cos(x)=2/3	$\cos (x) = \frac{2}{3}$
2280	Solve for ?	1-cos(x)=1/2	$1 - \cos (x) = \frac{1}{2}$
2281	Solve for ?	2cos(x)- square root of 2=0	$2 \cos (x) - \sqrt{2} = 0$
2282	Solve for ?	2cos(x)^2+cos(x)-1=0	$2 \cos^{2} (x) + \cos (x) - 1 = 0$
2283	Solve for ?	tan(x)^2-1=0	$\tan^{2} (x) - 1 = 0$
2284	Solve for ?	cos(x)^2+2cos(x)+1=0	$\cos^{2} (x) + 2 \cos (x) + 1 = 0$
2285	Solve for ?	sin(2x-pi/2)=-1	$\sin (2 x - \frac{π}{2}) = - 1$
2286	Solve for ?	sin(x)-cos(x) = square root of 2	$\sin (x) - \cos (x) = \sqrt{2}$
2287	Solve for ?	tan(x)=1/2	$\tan (x) = \frac{1}{2}$
2288	Solve for ?	sin(x)=2/3	$\sin (x) = \frac{2}{3}$
2289	Solve for ?	sin(x)=-3/5	$\sin (x) = - \frac{3}{5}$
2290	Solve for ?	sin(x)=-4/5	$\sin (x) = - \frac{4}{5}$
2291	Solve for ?	tan(x)-1=0	$\tan (x) - 1 = 0$
2292	Simplify	(1+cot(x))/(csc(x))	$\frac{1 + \cot (x)}{\csc (x)}$
2293	Simplify	(1+tan(x)^2)/(csc(x)^2)	$\frac{1 + \tan^{2} (x)}{\csc^{2} (x)}$
2294	Simplify	2/(cot(x)-tan(x))	$\frac{2}{\cot (x) - \tan (x)}$
2295	Simplify	(2pi)/(1/4)	$\frac{2 π}{\frac{1}{4}}$
2296	Simplify	1/(1+cos(x))-1/(1-cos(x))	$\frac{1}{1 + \cos (x)} - \frac{1}{1 - \cos (x)}$
2297	Simplify	1/(tan(x)^2+1)	$\frac{1}{\tan^{2} (x) + 1}$
2298	Simplify	1/(cos(x))-cos(x)	$\frac{1}{\cos (x)} - \cos (x)$
2299	Simplify	(sin(y)^2)/(1-cos(y))	$\frac{\sin^{2} (y)}{1 - \cos (y)}$
2300	Simplify	(tan(x)^2)/(sec(x)^2)	$\frac{\tan^{2} (x)}{\sec^{2} (x)}$